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๐Ÿ” ranjan kumar ๐Ÿ“‚ Computer Science
Showing 411 results for "ranjan kumar" in Computer Science
Computer Science Preprint PDF DOI

Taking a Bite Out of the Forbidden Fruit: Characterizing Third-Party Iranian iOS App Stores

Amirhossein Khanlari, Amir Rahmati ยท 2026

Due to U.S. sanctions and strict internet censorship, Iranian iOS users are barred from accessing the Apple App Store and developer services. In response, despite violating Apple's developer terms, a โ€ฆ

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Homogeneous Network Caching is Fixed-Parameter Tractable Parameterized by the Number of Caches

Jozsef Pinter, Regina Stangl ยท 2026

Network caching asks how to place contents in distributed caches so that future requests are served close to their users. Ganian, Mc Inerney and Tsigkari recently initiated the parameterized-complexitโ€ฆ

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From Necklaces to Coalitions: Fair and Self-Interested Distribution of Coalition Value Calculations

Terry R. Payne, Luke Riley ยท 2026

A key challenge in distributed coalition formation within characteristic function games is determining how to allocate the calculation of coalition values across a set of agents. The number of possiblโ€ฆ

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An Unconditional Barrier for Proving Multilinear Algebraic Branching Program Lower Bounds

Deepanshu Kush ยท 2026

Since the breakthrough superpolynomial multilinear formula lower bounds of Raz (Theory of Computing 2006), proving such lower bounds against multilinear algebraic branching programs (mABPs) has been aโ€ฆ

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Near-Optimal Bounds for Parameterized Euclidean k-means

Vincent Cohen-Addad, Karthik C. S., David Saulpic, Chris Schwiegelshohn ยท 2026

The $k$-means problem is a classic objective for modeling clustering in a metric space. Given a set of points in a metric space, the goal is to find $k$ representative points so as to minimize the sumโ€ฆ

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Minimum Exposure Motion Planning

Sarita de Berg, Joachim Gudmundsson, Peter Kramer, Christian Rieck, Sampson Wong ยท 2026

We investigate multiple fundamental variants of the classic coordinated motion planning (CMP) problem for unit square robots in the plane under the $L_1$ metric. In coordinated motion planning, we areโ€ฆ

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When Relaxation Does Not Help: RLDCs with Small Soundness Yield LDCs

Kuan Cheng, Xin Li, Songtao Mao ยท 2026

Locally decodable codes (LDCs) are error correction codes that allow recovery of any single message symbol by probing only a small number of positions from the (possibly corrupted) codeword. Relaxed lโ€ฆ

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Two NP-hard Extensions of the Spearman Footrule even for a Small Constant Number of Voters

Martin Durand ยท 2026

The Spearman footrule is a voting rule that takes as input voter preferences expressed as rankings. It outputs a ranking that minimizes the sum of the absolute differences between the position of eachโ€ฆ

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One Color Makes All the Difference in the Tractability of Partial Coloring in Semi-Streaming

Avinandan Das ยท 2026

This paper investigates the semi-streaming complexity of \textit{$k$-partial coloring}, a generalization of proper graph coloring. For $k \geq 1$, a $k$-partial coloring requires that each vertex $v$ โ€ฆ

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HAIF: A Human-AI Integration Framework for Hybrid Team Operations

Marc Bara ยท 2026

The rapid deployment of generative AI, copilots, and agentic systems in knowledge work has created an operational gap: no existing framework addresses how to organize daily work in teams where AI agenโ€ฆ

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Competitive Analysis of Online Facility Assignment Algorithms on Discrete Grid Graphs: Performance Bounds and Remediation Strategies

Lamya Alif, Raian Tasnim Saoda, Sumaiya Afrin, Md. Rawha Siddiqi Riad, Md. Tanzeem Rahat, Md Manzurul Hasan ยท 2026

We study the \emph{Online Facility Assignment} (OFA) problem on a discrete $r\times c$ grid graph under the standard model of Ahmed, Rahman, and Kobourov: a fixed set of facilities is given, each withโ€ฆ

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Non-Clashing Teaching in Graphs: Algorithms, Complexity, and Bounds

Sujoy Bhore, Liana Khazaliya, Fionn Mc Inerney ยท 2026

Kirkpatrick et al. [ALT 2019] and Fallat et al. [JMLR 2023] introduced non-clashing teaching and proved that it is the most efficient batch machine teaching model satisfying the collusion-avoidance beโ€ฆ

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Sampling Sphere Packings with Continuum Glauber Dynamics

Aiya Kuchukova, Santosh S. Vempala, Daniel J. Zhang ยท 2026

Continuum Glauber dynamics is a spatial birth-death process whose stationary distribution is a Gibbs distribution. We establish a spectral gap for Continuum Glauber dynamics applied to Gibbs point proโ€ฆ

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QEIL v2: Heterogeneous Computing for Edge Intelligence via Roofline-Derived Pareto-Optimal Energy Modeling and Multi-Objective Orchestration

Satyam Kumar, Saurabh Jha ยท 2026

Deploying large language models (LLMs) on heterogeneous edge devices demands frameworks that jointly optimize energy efficiency, inference quality, and reliability. Our prior QEIL v1 (Kumar & Jha, 202โ€ฆ

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Progress on the Courtade-Kumar Conjecture: Optimal High-Noise Entropy Bounds and Generalized Coordinate-wise Mutual Information

Adel Javanmard, David P. Woodruff ยท 2026

The Courtade-Kumar conjecture posits that dictatorship functions maximize the mutual information between the function's output and a noisy version of its input over the Boolean hypercube. We present tโ€ฆ

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From No-Regret to Strategically Robust Learning in Repeated Auctions

Junyao Zhao ยท 2026

In Bayesian single-item auctions, a monotone bidding strategy--one that prescribes a higher bid for a higher value type--can be equivalently represented as a partition of the quantile space into conseโ€ฆ

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Empowering smart app development with SolidGPT: an edge-cloud hybrid AI agent framework

Liao Hu, Qiteng Wu, Ruoyu Qi ยท 2025

The integration of Large Language Models (LLMs) into mobile and software development workflows faces a persistent tension among three demands: semantic awareness, developer productivity, and data privโ€ฆ

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Fast list recovery of univariate multiplicity and folded Reed-Solomon codes

Rohan Goyal, Prahladh Harsha, Mrinal Kumar, Ashutosh Shankar ยท 2025

A recent work of Goyal, Harsha, Kumar and Shankar gave nearly linear time algorithms for the list decoding of Folded Reed-Solomon codes (FRS) and univariate multiplicity codes up to list decoding capaโ€ฆ

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Research Output of Webology Journal (2013-2017): A Scientometric Analysis

Muneer Ahmad, M. Sadik Batcha, Basharat Ahmad Wani, Mohammad Idrees Khan, S. Roselin Jahina ยท 2025

Webology is an international peer-reviewed journal in English devoted to the field of the World Wide Web and serves as a forum for discussion and experimentation. It serves as a forum for new researchโ€ฆ

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Agentsway -- Software Development Methodology for AI Agents-based Teams

Eranga Bandara, Ross Gore, Xueping Liang, Sachini Rajapakse, Isurunima Kularathne, Pramoda Karunarathna, Peter Foytik, Sachin Shetty, Ravi Mukkamala, Abdul Rahman, Amin Hass, Ng Wee Keong, Kasun De Zoysa, Aruna Withanage, Nilaan Loganathan ยท 2025

The emergence of Agentic AI is fundamentally transforming how software is designed, developed, and maintained. Traditional software development methodologies such as Agile, Kanban, ShapeUp, etc, were โ€ฆ

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